bn:03054591n
Noun Concept
Categories: Observational astronomy
EN
guide star  guide stars
EN
In astronomy, a guide star is a reference star used to accurately maintain the tracking by a telescope of a celestial body, whose apparent motion through the sky is primarily due to Earth's rotation. Wikipedia
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EN
In astronomy, a guide star is a reference star used to accurately maintain the tracking by a telescope of a celestial body, whose apparent motion through the sky is primarily due to Earth's rotation. Wikipedia
A reference star used to accurately maintain the tracking by a telescope of a heavenly body Wikipedia Disambiguation
Reference star used by telescopes for tracking purposes Wikidata
A reference star that is used to maintain the alignment and tracking of a telescope (as the Earth rotates). Wiktionary
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